Awesome folks on the Dev-Team have released the much awaited PwnageTool 3.1 for Mac OS X to unlock and jailbreak iPhone 1st Generation (2G), its successor the iPhone 3G and iPod touch 1G. This release does not support iPhone 3GS and the new iPod touch. iPhone Dev-Team has announced the availability of PwnageTool 3.1 and so now you can easily jailbreak and unlock your iPhone with firmware 3.1. Follow the step-by-step guide posted below in order to unlock and jailbreak your iPhone with OS firmware 3.1.